package service.impl;

import utils.MyBatisUtils;
import dao.AfterSaleApplicationMapper;
import dao.ComplaintUpgradeMapper;
import dao.NotificationMapper;
import dao.UserFeedbackMapper;
import service.StatisticsService;
import org.apache.ibatis.session.SqlSession;

import java.util.HashMap;
import java.util.Map;

/**
 * 统计服务实现类
 */
public class StatisticsServiceImpl implements StatisticsService {

    @Override
    public Map<String, Object> getOverallStatistics() {
        Map<String, Object> result = new HashMap<>();
        
        try (SqlSession sqlSession = MyBatisUtils.getSqlSession()) {
            AfterSaleApplicationMapper applicationMapper = sqlSession.getMapper(AfterSaleApplicationMapper.class);
            ComplaintUpgradeMapper complaintMapper = sqlSession.getMapper(ComplaintUpgradeMapper.class);
            NotificationMapper notificationMapper = sqlSession.getMapper(NotificationMapper.class);
            UserFeedbackMapper feedbackMapper = sqlSession.getMapper(UserFeedbackMapper.class);
            
            // 这里应该实现具体的统计逻辑
            // 由于mapper方法可能不完整，这里提供基本框架
            result.put("totalApplications", 0);
            result.put("totalComplaints", 0);
            result.put("totalNotifications", 0);
            result.put("totalFeedbacks", 0);
        }
        
        return result;
    }

    @Override
    public Map<String, Object> getApplicationStatistics(String timeRange) {
        Map<String, Object> result = new HashMap<>();
        
        try (SqlSession sqlSession = MyBatisUtils.getSqlSession()) {
            AfterSaleApplicationMapper mapper = sqlSession.getMapper(AfterSaleApplicationMapper.class);
            
            // 这里应该实现具体的申请统计逻辑
            result.put("pendingCount", 0);
            result.put("processingCount", 0);
            result.put("completedCount", 0);
            result.put("rejectedCount", 0);
        }
        
        return result;
    }

    @Override
    public Map<String, Object> getComplaintStatistics(String timeRange) {
        Map<String, Object> result = new HashMap<>();
        
        try (SqlSession sqlSession = MyBatisUtils.getSqlSession()) {
            ComplaintUpgradeMapper mapper = sqlSession.getMapper(ComplaintUpgradeMapper.class);
            
            // 这里应该实现具体的投诉统计逻辑
            result.put("pendingCount", 0);
            result.put("processingCount", 0);
            result.put("resolvedCount", 0);
        }
        
        return result;
    }

    @Override
    public Map<String, Object> getPerformanceStatistics(String timeRange) {
        Map<String, Object> result = new HashMap<>();
        
        try (SqlSession sqlSession = MyBatisUtils.getSqlSession()) {
            // 这里应该实现具体的绩效统计逻辑
            result.put("averageHandleTime", 0);
            result.put("satisfactionRate", 0);
            result.put("responseRate", 0);
        }
        
        return result;
    }

    @Override
    public Map<String, Object> getTrendStatistics(String metric, String timeRange) {
        Map<String, Object> result = new HashMap<>();
        
        try (SqlSession sqlSession = MyBatisUtils.getSqlSession()) {
            // 这里应该实现具体的趋势分析逻辑
            result.put("trendData", new Object[0]);
            result.put("metric", metric);
            result.put("timeRange", timeRange);
        }
        
        return result;
    }
}
